With a core weighing in at about 35K, RightJS is fairly small (albeit
compressed), but it still manages to pack in features such as native
class extensions, advanced DOM manipulations, Ajax support and basic
Like Prototype and Script.aculo.us, it's
intended to be friendly and familiar to developers of dynamic languages
like Ruby; it includes some
Prototype's all-or-nothing approach, RightJS provides a more jQuery-ish
modular solution. The officially supported modules are called
goods, and you can build them into a single file using the Custom Builder (or just
include as separate files).
According to the author's own
benchmarks, RightJS is faster than all the other major frameworks, and in some cases faster even than pure DOM
manipulation. Apparently the key to this performance is down to using
native browser methods wherever possible.